Simple stereo can build a special integrated circuit UMZCh AN7188K. This scheme amplifier is very simple and does not contain remote electronic components. Schematic diagram of the sound frequency amplifier in figure below. 
The main technical characteristics of IC UMZCh AN7188K are presented in the table.
|
Chip |
Chassis |
in theImin |
in theIP |
PccP |
RI |
II0 |
IccP |
Bin |
Rin |
Gin |
| AN7188K | SIP7-16 | 9V | 24V | 2x18W | 4Ω | 120mA | – | 20Hz-20KHz | – | – |
